3-(2'-benzimidazolyl)-coumarines (5a-c) were synthesised through cyclocondensation of different o- hydroxyaldehydes with benzimidazole-2-acetonitrile (2). The reaction mechanism and the different spectral data were discussed as well as the biological results were evaluated.


ALI S. EL-SAYED ,INAS E. ISLAM ,A. HAMMAD ,N. SHAFIK ,